<template>
  <div class="about-page">
    <div class="about-header">
      <button class="back-btn" @click="back">
        <i class="fas fa-chevron-left"></i>
      </button>
      <h4>关于</h4>
    </div>
    
    <div class="about-content">
      <p class="placeholder-text">Version 2.5</p>
    </div>
  </div>
</template>

<script>
export default {
  name: 'AboutPage',
  emits: ['back'],
  setup(props, { emit }) {
    const back = () => {
      emit('back')
    }
    
    return {
      back
    }
  }
}
</script>

<style scoped>
.about-page {
  min-height: 100vh;
  background: white;
  padding: 20px;
}

.about-header {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.back-btn {
  background: none;
  border: none;
  font-size: 20px;
  color: #c62828;
  cursor: pointer;
  margin-right: 15px;
}

.about-content {
  padding: 40px 20px;
  text-align: center;
}

.placeholder-text {
  color: #333;
  font-size: 18px;
}
</style>
